Home / 2,380,938.32-3,571,542.30-761,849.48

Finding the Fourth Proportional to 2,380,938.32, 3,571,542.30 and 761,849.48

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Solution

The fourth proportional to 2,380,938.32, 3,571,542.30 and 761,849.48 is: 1,142,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,938.32 : 3,571,542.30 = 761,849.48 : x
  2. Step 2: Convert to fraction form
    2,380,938.32/3,571,542.30 = 761,849.48/x
  3. Step 3: Cross multiply
    2,380,938.32x = 3,571,542.30 × 761,849.48
  4. Step 4: Simplify right side
    2,380,938.32x = 2,720,977,644,053.00
  5. Step 5: Solve for x
    x = 2,720,977,644,053.00/2,380,938.32
  6. Step 6: Final answer
    x = 1,142,817.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.